MIL-STD-2114, MILITARY STANDARD: ELECTRO ACOUSTICAL, MECHANICAL AND ENVIRONMENTAL TEST METHODS FOR AUDIO OR ACOUSTICAL COMPONENT PARTS (23 OCT 1980) [NO S/S DOCUMENT]., This standard establishes uniform methods for testing audio and acoustical component parts, including basic environmental tests to determine resistance to deleterious effects of natural elements and conditions surrounding military operations, and physical and electrical tests.